For me, this self-denial approach would be more in keeping with your old, or early, Earth Day.

CNN: 'The Science Guy' says: 'Save the Earth'

She found something saintly and crazed in his undertaking, an element of self-denial, an element of penance.

NEWYORKER: Laureate of Terror

Ireland, meanwhile, is often cited as a country where public-sector workers have reacted to a sharp downturn with impressive self-denial.

ECONOMIST: Strikes and unions

Here's an alternative hypothesis, one for the behavioral economists to look into: Maybe diet soda creates a psychological illusion of self-denial and thereby encourages gluttonous behavior.

WSJ: Best of the Web Today: The Other Obesity Problem

Or the monastery's founder, Saint John of the Ladder, whose call to self-denial and spiritual warfare has been a sort of manifesto for monks ever since?

ECONOMIST: Saint Catherine's monastery

And people are more likely to break their own rules if they have spent the day resisting temptation: dieters often slip after a day of self-denial, for example.

ECONOMIST: Schumpeter

The World Conference on Human Rights considers the denial of the right of self-determination as a violation of human rights and underlines the importance of the effective realization of this right.

UNESCO: Vienna Declaration and Programme of Action

The mendacity of the Red-Green alliance's claims against Israel, the bigotry of their increasingly open calls for Israel's destruction, their denial of the Jewish people's right to self-determination or even our right to define ourselves as a people all goes unopposed.

CENTERFORSECURITYPOLICY: Convenient moral blindness

Google is also doing some amazing things like self-driving cars but increasingly is portrayed as evil incarnate having betrayed a dying Steve Jobs and apparently in denial about their actions.

FORBES: Tech Storytellers: Top Reporters Finding Better Jobs In Tech